Kingfish, more commonly known as king mackerel, is an excellent source of protein, omega-3s, B vitamins and selenium, but it's also very high in mercury.

Warfarin is an anticoagulant that helps reduce your risk of blood clots. Foods high in vitamin K, including certain fruits, counteract the effects of the medication.

Plantains, often called cooking bananas, are chock full of fiber, potassium and antioxidants. They're high in carbs, but you can keep them healthy by preparing them without unhealthy fats and extra sodium.

Not getting enough or consuming high doses of certain vitamins may cause your body to retain water or swell. Vitamins most notable for these effects include vitamins A and C, and thiamine.

Made from milk and sugar, sweetened condensed milk adds creaminess and sweetness to some of your favorite desserts. But it also adds calories and fat.

Meal replacement shakes can serve as a tool for weight loss and, when made with whole foods, a healthy substitute for your usual breakfast, lunch or dinner.

Taking vitamin B complex and vitamin C helps the body get essential nutrients, even if lacking in a diet. Vitamin C and B complex are best taken in the morning.

If you love coffee, tea, cola, chocolate or other foods containing caffeine, you should be aware of the association between iron deficiency and caffeine.

The recommended dietary levels of Vitamin B12 are usually 2.4 micrograms per day. High-dose vitamin B12 supplements may be suitable for certain people with deficiencies.

Spaghetti squash is a hearty winter squash, whose the ribbon-like strands stand up well to pasta sauces. One of the benefits of spaghetti squash is that it has a fourth of the calories of pasta.

As the public becomes more health conscious, the search for dairy-free cheese is on the rise. Check out a few casein-free, nut- and soy-based alternatives.

Pepperoncini peppers offer vitamin C, vitamin A and a tart, tangy flavor. Fresh pepperoncini are hard to find, but be aware that the pickled type sold in jars can be very high in sodium.